A--Taj Mahal B--Hanging Gardens of Babylon C--the Great Wall D--Red Square E--Geneva Lake F--British Museum G--Buckingham Palace H--Leaning Tower of Pisa I--Notre-Dame de Paris J--West Point K--Statue of Liberty L--Yellow Stone National Park. M--the Imperial Palace N--the Summer Palace O--Fort Sumter P--Angkor Wat Q--Temple of Heaven R--the Mogao Grottoes ( )巴黎圣母院 ( )故宫